20146842480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{101999}}^1$

素因数の和:102838

約数の個数: 80

約数和(自身を含む): 62531712000

約数和(自身を除く): 42384869520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 823, 1646, 2469, 3292, 4115, 4938, 6584, 8230, 9876, 12345, 13168, 16460, 19752, 24690, 32920, 39504, 49380, 65840, 98760, 101999, 197520, 203998, 305997, 407996, 509995, 611994, 815992, 1019990, 1223988, 1529985, 1631984, 2039980, 2447976, 3059970, 4079960, 4895952, 6119940, 8159920, 12239880, 24479760, 83945177, 167890354, 251835531, 335780708, 419725885, 503671062, 671561416, 839451770, 1007342124, 1259177655, 1343122832, 1678903540, 2014684248, 2518355310, 3357807080, 4029368496, 5036710620, 6715614160, 10073421240, 20146842480]

約数ペア:

[(1, 20146842480), (2, 10073421240), (3, 6715614160), (4, 5036710620), (5, 4029368496), (6, 3357807080), (8, 2518355310), (10, 2014684248), (12, 1678903540), (15, 1343122832), (16, 1259177655), (20, 1007342124), (24, 839451770), (30, 671561416), (40, 503671062), (48, 419725885), (60, 335780708), (80, 251835531), (120, 167890354), (240, 83945177), (823, 24479760), (1646, 12239880), (2469, 8159920), (3292, 6119940), (4115, 4895952), (4938, 4079960), (6584, 3059970), (8230, 2447976), (9876, 2039980), (12345, 1631984), (13168, 1529985), (16460, 1223988), (19752, 1019990), (24690, 815992), (32920, 611994), (39504, 509995), (49380, 407996), (65840, 305997), (98760, 203998), (101999, 197520)]